Fitment Information

• Chevy Silverado 2500 HD / 3500 HD 6.6L Duramax LLY Diesel (2004, 2005)
• GMC Sierra 2500 HD / 3500 HD 6.6L Duramax LLY Diesel (2004, 2005)

Emissions

• California Restriction: This product does not have a CARB EO and cannot be sold or shipped to California.

Specs & Features

• Coolant Hose Material: High-Temperature Aramid Reinforced Silicone
• Color: Black / Orange
• Warranty: 2-Year Limited
• Improves boost reliability, durability, and heat resistance while helping prevent hose blowouts, cracking, and leaks common with factory rubber intercooler hoses.
• Engineered by HPS Performance to replace the factory charge air cooler (CAC) / intercooler turbo hoses, delivering more reliable airflow and boost pressure under high-performance and heavy-duty driving conditions.
• Features a heavy-duty 4-ply aramid reinforced silicone hose design with fluoro lining for oil resistance, improved durability, and resistance to extreme heat up to 500°F and boost pressures exceeding 100 PSI.
• Includes HPS high-temperature reinforced silicone intercooler hose boots and heavy-duty stainless steel spring-loaded T-bolt clamps for secure, leak-free performance.
• Installation requires no cutting or modifications and is designed as a direct bolt-on replacement.

In the Box

• HPS Performance Reinforced Silicone Charge Air Cooler (CAC) / Intercooler Hose Boots
  
• HPS Performance Heavy-Duty Stainless Steel T-Bolt Clamps

Product Description

Upgrade the turbo system on your 2004–2005 Chevy Silverado / GMC Sierra 2500 HD 3500 HD 6.6L Duramax LLY Diesel with the HPS Performance Orange Silicone Charge Air Cooler Hose Kit. Designed as a direct replacement for weak OEM intercooler hoses, this kit helps eliminate common issues like hose blowouts, boost leaks, and premature failure.

Constructed from high-temperature 4-ply aramid reinforced silicone with oil-resistant lining, these hoses are built to withstand extreme boost pressures and heat under towing, racing, or heavy-duty use.

With precision OEM-style fitment and included heavy-duty T-bolt clamps, this kit delivers maximum durability, improved boost efficiency, and long-term reliability while enhancing engine bay appearance.